CN107434828A - The method for handling the mthods, systems and devices and hydrolyzed hemicellulose of biomass - Google Patents
The method for handling the mthods, systems and devices and hydrolyzed hemicellulose of biomass Download PDFInfo
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- CN107434828A CN107434828A CN201710202318.1A CN201710202318A CN107434828A CN 107434828 A CN107434828 A CN 107434828A CN 201710202318 A CN201710202318 A CN 201710202318A CN 107434828 A CN107434828 A CN 107434828A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H8/00—Macromolecular compounds derived from lignocellulosic materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0003—General processes for their isolation or fractionation, e.g. purification or extraction from biomass
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0057—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Xylans, i.e. xylosaccharide, e.g. arabinoxylan, arabinofuronan, pentosans; (beta-1,3)(beta-1,4)-D-Xylans, e.g. rhodymenans; Hemicellulose; Derivatives thereof
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
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- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/224—Use of means other than pressure and temperature
Abstract
The present invention relates to a kind of method for handling biomass, it includes：Biological material is digested through ul-trasonic irradiation in aqueous solvent system, and the biomass is separated into its lignin component, hemi-cellulose components and cellulosic component.The invention further relates to a kind of system for handling biomass, it includes：Biological material is digested through ul-trasonic irradiation in aqueous solvent system, and the biomass is separated into its lignin component, hemi-cellulose components and cellulosic component.The invention further relates to one or more fine chemical product as made from lignin, the method for hydrolyzed hemicellulose, the movable reactor for handling biomass and the device for handling biomass.The invention provides for biological material to be separated into the cleaning of its cellulosic component, hemi-cellulose components and lignin component and the low temperature method of Energy Efficient.
Description
Technical field
The present invention relates to a kind of new method for handling biological material.Specifically, the invention provides by biological material
The method for expecting to be separated into its key component.
Background technology
Most plants biological material (such as timber) is referred to as ligno-cellulosic materials, and it includes three kinds main group
Divide, i.e. cellulose, hemicellulose and lignin.
Cellulose：The polysaccharide being made up of the straight chain of the D-Glucose unit of β (1 → 4) connections, generally comprise 7,000 to
15,000 glucose molecules.
Hemicellulose：It is about but derived from a variety of sugar and by shorter chain (about 200 sugar units) with cellulose
The polysaccharide of composition, described a variety of sugar include glucose, xylose, mannose, galactolipin, rhamnose and arabinose.
Lignin：It is the cross-linked macromolecular that molecular weight is higher than 10,000, it has relative hydrophobicity and armaticity.It is wooden
Element is rich in Phenylpropanoid Glycosides (phenylpropanoid), such as p- tonquinols (p-coumaryl alcohol), coniferyl alcohol and mustard seed
Alcohol.
Think that lignin may replace petrochemical, turn into the ideal source of basic chemical industry product.It is of course desirable to from biomass
It is " green " technology to isolate any method of lignin in material all to have the method used in minimum environmental pollution thus, and
And it is desirable that described method has low energy consumption and produces seldom discarded object.
Various methods are studied, for example, someone uses the various inorganic chemicals in water to lignin
It is modified, it is water miscible to become.But there is the problem of recovery or destruction aspect of inorganic chemical in this method.
Lignin is dissolved out by other known methods using organic solvent from ligno-cellulosic materials.These methods can
Energy cost is very high, and due to organic solvent is reclaimed or handled, therefore these methods are unsatisfactory.
Also acid and alcohol is used in combination in other method under aqueous environments.May be to this method but excessive water be present
It is unfavorable, and uses the acid of high concentration to need with expensive recovery system.
Various trials are had been carried out at present, to provide the method suitable for the separating lignin from ligno-cellulosic materials.
Past (such as in the 1930s), people have been described for many methods, and these methods include containing using various
Water organic solvent handles ligno-cellulosic materials.But solvent (such as ethanol) is separated from the water out by these methods due to being difficult to
Come, thus be generally proved these methods it is inefficient and/or still have some deficits part.
Recently, United States Patent (USP) No.3,932,207 disclose a kind of method, and this method is before boiling, with lignin solubilising
It is former that reactant (lignin-solubilising reactant) is dissolved in the solution dipping lignocellulosic obtained after organic solvent
Material fragment, the boiling point of the organic solvent are more than boiling temperature.The material impregnated is immersed in a kind of liquid afterwards, the liquid
Body can not be miscible with the solvent in the solution.
United States Patent (USP) No.4,520,105 disclose a kind of method, and this method comprises the steps：With water and lower alcohol or
The mixture of acetone carries out Chemical Pretreatment, and then, gained residue is separated, afterwards at elevated temperatures, with similar
Solvent mixture is handled.But water-alcohol mixture or boiling mixture can not be easily divided into two-phase by this method.
Also need to further handle moreover, isolating lignin from the sugar dissolved, such as fully washing.
United States Patent (USP) No.4,594,130 discloses a kind of neutral or acid mixed with alcohol and water under anaerobic, hot conditions
The cooking process that liquid is carried out is closed, contains magnesium salts, calcium salt or barium salt as catalyst in the mixed liquor.Catalyst is to contribute to half
Cellulose is remained in cellulose filter residue (cellulosic cake).
European patent application 86305606.5 discloses one kind ester, organosolv lignin solvent and water digestion lignocellulosic
The method of material.The lignin solvent can be organic acid or alcohol, or their mixture, and it is in described ester and water
It is miscible.Although feed liquid cooling obviously can be produced into some phase separations, still need to be centrifuged.
Recently, United States Patent (USP) No.5,730,837 disclose at 140 DEG C, using 24% water, 44% methyl it is different
Sulfuric acid separating biomass in butyl ketone and 32% ethanol, the yield of lignin are calculated as 18% with timber inventory.
Summary of the invention
It was found that provided using sonicated (sonication) for biological material to be separated into its cellulose
The low temperature method of component, the cleaning of hemi-cellulose components and lignin component and Energy Efficient.
Generally, in the method that we develop, the lignin being present in biomass (such as timber) is extracted into aqueous phase,
Hemicellulosic materials and the sugar dissolved stay in organic phase, and cellulose stays in the solid residues of biomass (such as timber) with pulpous state
In thing.
Therefore, in a first aspect, the invention provides a kind of method for handling biomass, it includes：In aqueous solvent system
It is middle to be separated into its lignin component, hemicellulose through ultrasonic wave (such as ultrasound) effect digestion biological material, and by the biomass
Plain component and cellulosic component.
According to an aspect of the present invention, to different acidity by biomass (such as timber), water, water-miscible solvent with
And the mixture that non-water-miscible solvent is formed is digested, and difference, simultaneously or sequentially progress sonicated (such as it is super
Sound) so that biomass decomposition is cellulose, hemicellulose and lignin.
Optionally, after digestion step, water can be further added, to contribute to the separation of aqueous phase and organic phase.
The hydrolysis of hemicellulose in biomass is particularly conducive to and (is particularly) using ultrasonication.Therefore, normal conditions
Under, the lignin in biomass is extracted into organic phase, and hemicellulosic materials and the sugar dissolved are extracted into aqueous phase, cellulose
Then stay in biomass residuals.
The method of the present invention, which is included in acidic aqueous medium, digests ligno-cellulosic materials.Although various acid can make
With, but for one aspect of the present invention, sour pH is the higher the better.It will be appreciated by those skilled in the art that it can be used normal
It is sour known to rule, for example, inorganic acid such as sulfuric acid, phosphoric acid or nitric acid.In this aspect of the present invention, preferable sulfuric acid.
Or in another aspect of the present invention, the acid may be preferred that organic acid, such as aliphatic carboxylic acid, aliphatic two
Carboxylic acid, amino carboxylic acid or diamino dicarboxylic acid.When the inventive method uses organic acid, the usual sour pKa can be less than 5, such as
For 2 to 5.During using dicarboxylic acids, particularly dicarboxylic amino acid (carboxylic moiety of its intramolecular can have different pKa values),
Preferably the pKa value of at least one carboxylic moiety should be less than 5.So, for example, point of aliphatic carboxylic acid or aliphatic dicarboxylic acid
1 to 6 carbon atom, preferably 1 to 4 carbon atom can be contained in son.
The example of organic carboxyl acid includes but is not limited to：Acetic acid and formic acid.Think that such acid is weak acid.Or the acid
It can be dicarboxylic acids.In another alternative, carboxylic acid can be zwitterionic acid, such as amino carboxylic acid, such as glutamic acid.
It will be appreciated by those skilled in the art that the varying concentrations of acid, and above-mentioned sour mixture can be used.
As described above, be advantageous to the hydrolysis of hemicellulose in biomass using ultrasonication.Therefore, to biological material
Before material carries out other processing as described herein, ultrasonication can be used as pretreatment.But it has been surprisingly found that
It is monose i.e. aldopentose that ultrasonication, which is advantageous to hydrolysis of hemicellulose, such as ribose, arabinose, xylose and lyxose.This
Art personnel it should be well understood that such monose in itself or for it is used to produce tunning etc.
All it is favourable.Therefore, another aspect of the present invention provides a kind of method of hydrolyzed hemicellulose, and it includes：In aqueous solvent
Hemicellulosic materials are digested through ultrasonic wave (such as ultrasound) effect in system, and required hydrolysate (such as above-mentioned monose) is divided
Separate out and.It should be appreciated that described hemicellulosic materials can be the mixture of hemicellulosic materials, and can include from biology
The hemicellulose separated in material body, or biological material can be included in itself.
As described above, required key element of the invention is to use sound wave effect as energy source, such as uses ultrasound.Though
So the ultrasonic scope as energy source can be for 2 to 10MHz, but in order to realize the purpose of the present invention, and used is ultrasonic
Frequency is typically in the range of 10 to 250kHz, or in the range of 20 to 100kHz.
The liquid of processing or slurries are placed in into ultrasonic probe (if you are using) or ultrasonic transducer, and (such as circulating type surpasses
Acoustic transducer assembly (wrap-around ultrasonic energy transducer assembly)) (if using this
If configuration) operating space (operating vicinity).One that this device has been recorded in WO 00/35579 is suitable
Example, i.e. known Prosonitron in industryTM.It can apply ultrasonic energy in a manner of continuous or discrete, such as with
Pulse mode applies ultrasonic energy.Any suitable Ultrasonic Radiation source can be used.Ultrasonic probe can for example insert mixed
Close in container (such as continuous ultrasound flow cell (continuous ultrasonic flow cell)), can hold in stainless steel
Receiving has ultrasonic transmitter, stainless steel can be either placed in ultrasonic bath or stainless steel can have be fixed on mixing
Ultrasonic transducer on container outer wall.The amplitude and frequency of ultrasonic wave can influence nucleation and the speed of crystal growth.Ultrasonic wave
Frequency may, for example, be 16kHz to 1MHz, preferably 10-500kHz, more preferably 10-100kHz, e.g. 10,20,40,
60th, 80 or 100kHz or intervenient optional frequencies, such as 30kHz or 50kHz.
According to the predetermined application material to be produced, ultrasonic radiation is used with suitable amplitude or power density.For hair
The face of penetrating is, for example, 80cm2Laboratory probe system, selected amplitude can be about 1-30 μm, typically 3-20 μm, be preferably
5-10 μm, such as 6 μm.The surface area of probe face is 8cm2, power demand be 5-80W probe provide power density be about
0.6-12.5W/cm2(amplitude used is 2-15 μm).In bigger system, disclosed in preferably such as WO 03/101577
Those, including the transducer being attached on flow cell (such as 6 liters flow cell), the power density of transducer used can be
10-100W/L, preferably 30-80W/L, more preferably 50-75W/L, such as 60W/L or 70W/L.Present invention is particularly suitable for industry to advise
The production of mould.
Residence time of the blending ingredients in ultrasonic flow pond preferably be more than 0.1ms, more preferably greater than 1ms, it is more excellent
Choosing is more than 1 minute, such as between 1 second and 24 hours, it is more preferably small 5 minutes and 1 more preferably between 1 minute and 6 hours
When between.
Ultrasound source can be changed according to the property of (especially) biomass, but it have been found that energy output is 50 to 400W
Ultrasound source be preferable, e.g. 100 to 300W or 150 to 250W, such as 200W.
The mechanism that ultrasonic wave can help to isolate lignin from ligno-cellulosic materials is not fully understood from also, but
It is that this is probably because ultrasonic wave can result in cavitation, this causes the temperature and pressure of the liquid to react to produce local pole
Value, and/or crush solid and remove the passivation layer of inert material, so as to produce the bigger surface to be reacted thereon
Product.Sonicated reduces the amount of insoluble slurry and improves the yield of organic soluble lignin.
In another aspect of the present invention, can be for example, by before the reaction by ligno-cellulosic materials dewaxing and to this method
Improved.Although dewaxing agent known to any conventional can be used, dewaxing can be using (such as) fungal organism enters
Capable microbial dewaxing, or using (such as) the chemistry dewaxing that carries out of one or more organic solvents.It is to be understood that
Using conventionally known dewaxing solvent, such as toluene, but for the scope of the present invention, should use available more environmentally-friendly
Solvent.
In addition, being pre-processed by using fungi to lignin, digestion process can be made more effective.This can reduce wooden
The degree of polymerization of element, thus promotes most slow step i.e. digestion reaction step.It is entered before further processing biological material
The advantages of row pretreatment, also resides in, and can especially improve the purity of products therefrom.Further, since any biomass is not only comprising wooden
Element, cellulose and hemicellulose, also comprising protein, wax, essential oil, inorganic compound etc., therefore can also reduce any accessory substance
To (such as) further processing procedure influence.
In addition, reaction rate under flow regime may than (such as) in tank diameter it is fast.
Except sound wave effect, the process of reaction may also include extra energy source.All may be used in various extra energy sources
Use, such as heat energy.However, the present invention's is particularly advantageous in that separation process can be in low temperature (i.e. relative to art methods
For low temperature) under carry out.Such as the method described in United States Patent (USP) No.5,730,837 is the temperature and highest at 140 DEG C
Up to what is carried out at a temperature of 220 DEG C；But by comparison, method of the invention can be at a temperature of about 40 DEG C (such as 30 to 60 DEG C)
Carry out.Therefore, can be microwave energy according to the present invention, available additional energy source.Although in processing biological material
Middle use microwave energy is known, but microwave and being used in combination for sonicated are novel in itself, and in the present invention
Protection domain in.
The method for carrying out the present invention at ambient pressure is probably preferable.But reacted under high pressure also the present invention's
In protection domain.
Although various non-miscible organic solvents can be used in the present invention, it is desirable to using ketone, such as aliphatic ketone.
The ketone is preferably the aliphatic ketone with least four carbon atom (can be with up to 10 carbon atoms).The aliphatic that can be mentioned that
Ketone include (such as) methyl ethyl ketone, methyl isopropyl ketone, methyl propyl ketone, methyl butyl ketone, methyl-isobutyl
Ketone, methyl isoamyl ketone, diethyl ketone, ethylisopropyl base ketone, ethyl propyl ketone and ethyl isobutyl Ji Jia
Ketone.Can specifically mentioned ketone be hexone (MIBK).Generally, amount of the ketone in dicyandiamide solution is about 5% to 65%
(w/w).The weight ratio preferably from about 1 of ketone and water:9 to 5:1, as long as single digestion liquid phase can be obtained.
Water miscibility or water-soluble solvent are preferably alcohol.Such alcohol can be having less than about 4 carbon atoms, to ensure it
It is miscible with water.The available alcohol that can be mentioned that include (such as) methanol, ethanol, propyl alcohol, isopropanol and butanol.The amount of alcohol is usually
About 25% to 35% (w/w).
Generally, the weight of solvent and biomass ratio can be carried out according to the property of (especially) biomass, property of solvent etc.
Adjustment.However, the ratio can be 4:1 to 10:1.
After separation terminates, will can respectively it be separated easily by adding water or non-water-miscible solvent.It is present in non-aqueous
Lignin in miscible solvent can be separated by routine techniques, such as make usually volatile non-water-miscible solvent
Evaporation.Hemicellulose and the sugar that has dissolved are generally in aqueous phase or water miscibility phase, and cellulosic material stays in insoluble filter residue
In.
The advantages of methods described herein in particular, in that, most of material used is all recyclable profit in methods described herein
, for example, the rate of recovery of the material (such as solvent, acid) used in the inventive method may be up to 95%.
Therefore, another aspect, the invention provides the lignin being prepared by the above method, hemicellulose and/or
Cellulose.On the one hand, the invention provides the lignin being prepared by the above method.On the other hand, the invention provides
The hemicellulose being prepared by the above method.Another aspect, the invention provides the fibre being prepared by the above method
Dimension element.
We particularly provide a kind of method that lignin being prepared from the above prepares fine chemical product.
In addition to foregoing invention, also water-filling can be entered by using one or more heterogeneous catalysts (such as xeolite, palladium)
Solution substitutes or supports acid hydrolysis.
In addition or alternative ways are, above-mentioned solvent separation process may include to use one or more solvents
Compatibility film (such as nanometer film), this contribute to (such as) separation of water miscible component and non-water miscible component.Using film
Separation is probably favourable, because so the use demand of specific solvent (organic solvent especially not environmentally) can especially dropped
To it is minimum or completely without.
The above method may include continuity method or batch process.Big plant layout preferably uses continuity method.But the present invention's
In one side, it is contemplated that biomass can be handled at source or close at source, at this moment, batch process is probably relatively to manage
Think.In fact, in the particular aspects of the present invention, there is provided a kind of low temperature, low energy consumption and environmentally friendly method,
This method can be implemented on a small scale at biomass source.
On the other hand, the invention provides a kind of method as described above or technique, wherein, use multiple ultrasonic transductions
Treatment liquid of the device into container or slurries provide ultrasonic wave, and the ultrasonic transducer is with not only circumferentially extending but also along longitudinal direction
The form of the array of extension is attached on the wall of the container, and each transducer is connected so that this is changed with a signal generator
The amount of radiation of energy device is not more than 3W/cm2, the transducer is fully drawn close and the quantity of the transducer is enough so that institute
The power consumption (power dissipation) in container is stated between 25 and 150W/L.
Therefore, another aspect, the invention provides a kind of system for handling biomass, it includes：In aqueous solvent
Biological material is digested through ul-trasonic irradiation in system, and the biomass is separated into its lignin component, hemicellulose group
Point and cellulosic component.
We further provide a kind of reactor (such as movable reactor (mobile for being used to handle biomass
Reactor)), it includes：Biological material is digested through ul-trasonic irradiation in aqueous solvent system, and the biomass is divided
From for its lignin component, hemi-cellulose components and cellulosic component.It will be appreciated by those skilled in the art that processing biomass
Device may include to be arranged to the multiple reactors for enabling " biorefining processing ".
Above-mentioned reactor may include reaction vessel, ultrasound source and phase-separation system.In addition, above-mentioned reactor can root
Also include the one or more in microwave source, solvent recovery or regenerative system, film separation system etc. according to situation.
Below will only in an illustrative manner and the present invention will be described with reference to subordinate list.
Example 1
Prior art US 5,730,837 repetition
The accurate composition used in example is repeated in this research is：
15g dried biomass (vacuum drying chamber dry, to ensure the water containing known quantity in liquid, with planer plane into
1-3mm fragment), 150ml liquid (24% water, 44% hexone MIBK, 32% ethanol),
0.05mol/L sulfuric acid H2SO4。
These experiments are entered in inner volume is 250ml, the stainless steel autoclave equipped with magnetic stirring apparatus and electric heater
Capable.
Example 2
The influence that ultrasound digests to the acid of timber biological matter
Known ultrasound can effectively disintegrate cell membrane, so as to accelerate extraction process.In these experiments, we used reality
The wedge angle type ultrasonic generator (horn-type sonicator) of room scale is tested, its controlled temperature, power output is about 83W.Make
It is identical with standard conditions with oak biomass, separation condition.At 40-50 DEG C, biomass is pre-processed in reaction solution.
As it can be seen from table 1 increase sonication times, the amount of the undissolved slurry of residual will reduce, and have
The amount of machine soluble lignin will increase.The amount of water-soluble hemicellulose is unaffected.Through the sonicated of 15 to 60 minutes,
Total reduction amount of slurry is about the 5.2% of biomass samples gross dry weight, and the incrementss of soluble lignin are about 4.8%.
The main efficacy results of sonicated appear to be that lignin polymers is more effectively converted into organic soluble wooden
Element, and/or lignin is more soluble in organic solvent.
Influence of the sonication times of table 1 to separation process
| Ultrasonic time (minute) | Slurry (%) | Lignin (%) | Hemicellulose (%) |
| 15 | 37.4 | 13.0 | 49.6 |
| 30 | 34.3 | 16.8 | 48.9 |
| 60 | 32.0 | 17.8 | 50.2 |
Example 3
With US 5,730,837 comparative study
The biomass of separate sources is contrasted using low temperature (40 DEG C) the sonicated method (i.e. BioEx) of the present invention
Research.In addition, also by the low temperature sonicated method of the present invention and US 5, at the non-sound wave of high temperature described in 730,837
The prior art of the lower reaction of reason is contrasted.
As a result it is as shown in table 2.
Table 2
Closed-loop path processing unit
Fig. 1 is the schematic diagram of closed-loop path processing unit, and it includes：Aid in treatment container 1, it is adjusted equipped with optional temperature
Valve (bottom run-off) 4 is released in section cooling jacket 2, impeller 3 and bottom, and liquid/slurries of processing are with first
Flow velocity releases valve 4 through bottom and is pumped to via valve 5 and pump 6 in ultrasonic flow pond room 7, the outer surface dress of ultrasonic flow pond room 7
There is circulating type ultrasonic transducer 8.Vltrasonic device 7 radiates mixture with ultrasonic energy, and mixture flows through outlet 9 and flows into band folder
The container 1 of set, complete continuous closed jet and move loop.Flow circuit is repeated until product mixtures needed for obtaining.Therefore using should
Device can mix thoroughly and promptly the mixture of processing；Select the volume and flow rate of container 1 so that ultrasonic wave flows
Residence time in pond room 7 is, for example, 10 seconds or 60 seconds or 100 seconds.It will be appreciated by those skilled in the art that the closure shown in Fig. 7
Loop processing unit may be configured such that the slurries of such as processing can be removed via valve 10 and pump 1 from the device, and example
Such as by introducing extra transmission equipment 12,13 with further treatment liquid or slurries.
Claims (21)
1. a kind of method for handling biomass, it includes：Biological material is digested through ul-trasonic irradiation in aqueous solvent system,
And the biomass is separated into its lignin component, hemi-cellulose components and cellulosic component.
2. the method according to claim 11, wherein, to by biomass, water, water-miscible solvent and non-water-miscible solvent
The mixture of formation is digested, and respectively, simultaneously or sequentially carry out sonicated.
3. the method according to claim 11, wherein, will by lignin extraction present in the biomass to organic phase
Hemicellulosic materials and the sugar extraction dissolved are retained in the residue of the biomass to aqueous phase, and by cellulose.
4. according to the method for claim 1, wherein, methods described is carried out in acid medium.
5. according to the method for claim 4, wherein, the acid is organic acid.
6. according to the method for claim 1, wherein, the frequency of ultrasonic wave used is in the range of 10 to 250kHz.
7. according to the method for claim 1, wherein, methods described includes hydrodewaxing step.
8. according to the method for claim 1, wherein, methods described is carried out at a temperature of 30 to 60 DEG C.
9. according to the method for claim 1, wherein, methods described is including the use of microwave energy.
10. according to the method for claim 1, wherein, the non-miscible organic solvents are ketone.
11. according to the method for claim 1, wherein, the water-miscible solvent is alcohol.
12. the lignin that the method according to claim 11 is prepared, hemicellulose and/or cellulose.
13. one or more fine chemical products as made from lignin, wherein the lignin is by according to claim 1 institute
Made from the method stated.
14. according to the method for claim 1, wherein, methods described is including the use of one or more heterogeneous catalysts.
15. according to the method for claim 1, wherein, methods described is including the use of one or more solvent compatibility films.
16. the method any one of the claims, wherein, use treatment fluid of multiple ultrasonic transducers into container
Body or slurries provide ultrasonic wave, and the ultrasonic transducer is attached in the form of array that is not only circumferentially extending but also extending longitudinally
On the wall of the container, each transducer is connected with a signal generator so that the amount of radiation of the transducer is not more than
3W/cm2, the transducer is fully drawn close and the quantity of the transducer is enough so that the power consumption in the container is 25
Between 150W/L.
17. a kind of method of hydrolyzed hemicellulose, it includes：In aqueous solvent system hemicellulose is digested through ul-trasonic irradiation
Material, and separating obtained hydrolysate.
18. a kind of system for handling biomass, it includes：In aqueous solvent system biomass is digested through ul-trasonic irradiation
Material, and the biomass is separated into its lignin component, hemi-cellulose components and cellulosic component.
19. a kind of movable reactor for being used to handle biomass, it includes：Disappear in aqueous solvent system through ul-trasonic irradiation
Metaplasia material, and the biomass is separated into its lignin component, hemi-cellulose components and cellulosic component.
20. a kind of device for being used to handle biomass, it includes multiple reactors according to claim 19.
A kind of 21. method, system or device substantially as described in reference to the example attached.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB0821419.9A GB0821419D0 (en) | 2008-11-24 | 2008-11-24 | Processing of biomass |
| GB0821419.9 | 2008-11-24 | ||
| CN2009801470923A CN102239186A (en) | 2008-11-24 | 2009-11-23 | Processing of biomass |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009801470923A Division CN102239186A (en) | 2008-11-24 | 2009-11-23 | Processing of biomass |
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| CN107434828A true CN107434828A (en) | 2017-12-05 |
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| WO2013082530A1 (en) * | 2011-12-02 | 2013-06-06 | Coastal Waters Biotechnology Group, Llc | Biomass fertilization vessels |
| AP2014008178A0 (en) * | 2012-06-04 | 2014-12-31 | Bruce K Redding Jr | Ultrasonically enhanced seed germination system |
| FI124553B (en) * | 2012-07-11 | 2014-10-15 | Bln Woods Ltd Ab | A method for extracting biomass |
| CN103007890B (en) * | 2012-10-11 | 2014-06-11 | 广西大学 | Method for preparing hemicellulose-based heavy metal ion adsorbent through concerted catalysis of microwave, optical wave and ultrasonic wave |
| GB201303521D0 (en) * | 2013-02-27 | 2013-04-10 | Bio Sep Ltd | Process operations for biomass fractionation |
| GB201303520D0 (en) * | 2013-02-27 | 2013-04-10 | Bio Sep Ltd | Biomass process optimisation |
| CN105142387A (en) * | 2013-07-19 | 2015-12-09 | 小布鲁斯·K·雷丁 | Ultrasonically enhanced seed germination system |
| US10207197B2 (en) | 2013-08-12 | 2019-02-19 | Green Extraction Technologies | Process for ambient temperature fractionation and extraction of various biomasses |
| US20150045543A1 (en) | 2013-08-12 | 2015-02-12 | Melvin Mitchell | Isolation method for water insoluble components of a biomass and products provided therefrom |
| US20150044306A1 (en) * | 2013-08-12 | 2015-02-12 | Melvin Mitchell | Process for fractionation and extraction of herbal plant material to isolate extractives for pharmaceuticals and nutraceuticals |
| WO2015094435A1 (en) * | 2013-12-20 | 2015-06-25 | Shell Oil Company | Methods and systems for processing a reaction product mixture of a cellulosic biomass material |
| CN103806316B (en) * | 2014-03-04 | 2015-11-04 | 山东来利来生态纺织科技有限公司 | A kind of refinement ginger fiber and preparation method thereof |
| US10696822B2 (en) * | 2015-11-16 | 2020-06-30 | Ptt Global Chemical Public Company Limited | Process for fractionation of lignocellulosic biomass |
| CN106676921A (en) * | 2016-12-19 | 2017-05-17 | 江南大学 | Preparation method of food wrap paper by shredded ginger fibers of processing byproduct of fresh ginger juice |
| AT519535A1 (en) | 2016-12-23 | 2018-07-15 | Univ Wien Tech | PRODUCTION METHOD |
| KR102001231B1 (en) * | 2017-03-02 | 2019-07-17 | 주식회사 지에스나노셀 | Apparatus for pressure-reduced type cellulose nano conversion using ultrasonic wave |
| US10557235B2 (en) | 2017-07-21 | 2020-02-11 | Andritz Inc. | Ultrasonic semelt dissolving and shattering system |
| CN108586770B (en) * | 2018-03-20 | 2020-11-17 | 青岛大学 | Method for cleaning and separating lignin and hemicellulose from plant biomass |
| AT521393B1 (en) | 2018-06-27 | 2021-02-15 | Univ Wien Tech | Process for the production of lignin particles as part of a continuous process |
| WO2022118265A1 (en) * | 2020-12-03 | 2022-06-09 | Defugo Technologies Pte Ltd | Decorticator and decorticating process |
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- 2008-11-24 GB GBGB0821419.9A patent/GB0821419D0/en not_active Ceased
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2009
- 2009-11-23 AU AU2009316977A patent/AU2009316977B2/en not_active Ceased
- 2009-11-23 PL PL09795511T patent/PL2358759T3/en unknown
- 2009-11-23 EP EP09795511.6A patent/EP2358759B1/en active Active
- 2009-11-23 EA EA201100837A patent/EA024959B1/en not_active IP Right Cessation
- 2009-11-23 CN CN2009801470923A patent/CN102239186A/en active Pending
- 2009-11-23 US US13/130,034 patent/US20110313141A1/en not_active Abandoned
- 2009-11-23 NZ NZ593402A patent/NZ593402A/en not_active IP Right Cessation
- 2009-11-23 ES ES09795511.6T patent/ES2664048T3/en active Active
- 2009-11-23 DK DK09795511.6T patent/DK2358759T3/en active
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- 2009-11-23 CN CN201710202318.1A patent/CN107434828A/en active Pending
- 2009-11-23 WO PCT/GB2009/002731 patent/WO2010058185A1/en active Application Filing
- 2009-11-23 BR BRPI0921987-0A patent/BRPI0921987B1/en active IP Right Grant
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Also Published As
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| AU2009316977B2 (en) | 2015-02-05 |
| EP2358759A1 (en) | 2011-08-24 |
| CA2743788C (en) | 2018-07-17 |
| BRPI0921987A2 (en) | 2018-06-05 |
| DK2358759T3 (en) | 2018-04-16 |
| EA024959B1 (en) | 2016-11-30 |
| WO2010058185A1 (en) | 2010-05-27 |
| CN102239186A (en) | 2011-11-09 |
| CA2743788A1 (en) | 2010-05-27 |
| PL2358759T3 (en) | 2018-07-31 |
| EP2358759B1 (en) | 2018-01-10 |
| ES2664048T3 (en) | 2018-04-18 |
| BRPI0921987B1 (en) | 2020-10-13 |
| US20110313141A1 (en) | 2011-12-22 |
| NZ593402A (en) | 2014-02-28 |
| EA201100837A1 (en) | 2012-07-30 |
| AU2009316977A1 (en) | 2011-06-23 |
| GB0821419D0 (en) | 2008-12-31 |
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